What is the meaning of LCM?

The least common multiple (LCM) of two numbers is the smallest number (not zero) that is a multiple of both.

Example: LCM of 3 and 5 can be calculated like this.

The multiples of 3 are 3, 6, 9, 12, 15, 18, ... etc

The multiples of 5 are 5, 10, 15, 20, 25, ... etc

You can see 15 is common to both and it is the least common multiple

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Updated on: 10-Oct-2022

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